[ 3178.005709][T23674] gre: GRE over IPv4 demultiplexer driver
[ 3179.704989][T23697] ip_gre: GRE over IPv4 tunneling driver
[ 3208.084957][T24043] ping (24043) used greatest stack depth: 24016 bytes left
[ 3228.433429][T24268] ip6_gre: GRE over IPv6 tunneling driver
[ 3261.641976][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3266.570875][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3270.794863][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3275.721894][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3345.743713][T25664] ping (25664) used greatest stack depth: 23712 bytes left